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2 articles on mash.

Permits and DOT

The TxDOT Compliant Work Zone Traffic Control Device List (CWZTCD) Explained

TxDOT's CWZTCD is the list of work zone devices the department has evaluated as crashworthy and acceptable on its projects. How the list is organized, what being on it does and does not mean, who is responsible for using a device correctly, and how a traffic control company should buy and track against it.

Oct 2, 2026 · 7 min read

Compliance and work-zone safety

MASH Compliance for Work Zone Devices: What It Means for Your Inventory

MASH changed which crashworthy devices can be installed on federal-aid projects, and the manufacture date on your barricades and sign supports now matters. Here is how the agreement works and how to audit an existing fleet.

Aug 8, 2026 · 11 min read